package com.fzh.study.sharedingjdbcdemo.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.fzh.study.sharedingjdbcdemo.pojo.User;

public interface UserService extends IService<User> {

    String addUser();

    String getUserList();

    String delUser(Long user_id);


}
